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Home >> GMC >> 2008 >> Acadia SLE, AWD >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transmission - 6T70/6T75 - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis >> Repair Instructions - Off Vehicle >> Case Cover Assembly Assemble >> Fluid Seal Ring Installation

Fluid Seal Ring Installation

Fig 1: Identifying Fluid Seal Ring
GM1737962Courtesy of GENERAL MOTORS CORP.
Fluid Seal Ring Installation

Callout Component Name
1 3-5 Reverse and 4-5-6 Clutch Fluid Seal Ring
Tip: 
  1. Place J 46620-3 which is part of J-46620  over the case cover hub and adjust it so that only the bottom seal ring is exposed. See Special Tools .
  2. Place a NEW fluid seal ring onto J 46620-3 which is part of J-46620  . See Special Tools .
  3. Use J 46620-2 which is part of J-46620  to push the fluid seal ring down over J 46620-3 which is part of J-46620  into the hub ring groove. See Special Tools .
  4. Repeat the above steps to install all 4 seal rings, adjusting J 46620-3 which is part of J-46620  to the appropriate ring groove. See Special Tools .

Special Tool: 
J-46620  Seal Installer. See Special Tools .
2 Small Chamfer Up
NOTE: Do not force J 46620-1 down over the seals as this will roll and damage the seals. The large chamfer is designed to fit over the over stretched seal. Use a hand to help shrink the seal if J 46620-1 is difficult to install over the seal rings.

Tip:  Install J 46620-1 which is part of J-46620  with the large chamfer end down over the fluid seal rings and leave J 46620-1 which is part of J-46620  on the seals for at least 60 seconds. See Special Tools .
3 Large Chamfer Up
Tip: 
  1. Install J 46620-1 which is part of J-46620  with the small chamfer end facing down for at least 60 seconds. See Special Tools . This will properly size the bottom seal ring.
  2. Leaving J 46620-1 which is part of J-46620  on the fluid seal rings for an extended period of time could cause a fluid leak on the initial clutch piston circuit until the seal rings warm up and expand to the proper dimension. See Special Tools .